<!DOCTYPE html>
<html lang="zh-CN">
 <head>
  <meta charset="UTF-8" />
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, user-scalable=no">
  <title> page-header </title>

  <!-- 新 Bootstrap 核心 CSS 文件 -->
  <link rel="stylesheet" href="//cdn.bootcss.com/bootstrap/3.3.5/css/bootstrap.min.css">
  <link rel="stylesheet" href="//cdn.bootcss.com/bootstrap/3.3.5/css/bootstrap-theme.min.css">
  
    <!-- HTML5 shim and Respond.js for IE8 support of HTML5 elements and media queries -->
    <!-- WARNING: Respond.js doesn't work if you view the page via file:// -->
    <!--[if lt IE 9]>
      <script src="//cdn.bootcss.com/html5shiv/3.7.2/html5shiv.min.js"></script>
      <script src="//cdn.bootcss.com/respond.js/1.4.2/respond.min.js"></script>
    <![endif]-->
  <style>
	/* 这里是CSS代码 */
  body{
  padding-top:40px;}
  </style>

 </head>
 <body>
  <div class="panel panel-primary">
    <div class="panel-body">
      Basic panel example
    </div>
  </div>
  <div class="panel panel-success">
    <div class="panel-body">
      Basic panel example
    </div>
  </div>
  <div class="panel panel-info">
    <div class="panel-body">
      Basic panel example
    </div>
  </div>
  <div class="panel panel-warning">
    <div class="panel-body">
      Basic panel example
    </div>
  </div>
  <div class="panel panel-danger">
    <div class="panel-body">
      Basic panel example
    </div>
  </div>
  
  <div class="panel panel-default">
    <div class="panel-body">
      Basic panel example
    </div>
  </div>


  <script src="//cdn.bootcss.com/jquery/1.11.3/jquery.min.js"></script>
  <script src="//cdn.bootcss.com/bootstrap/3.3.5/js/bootstrap.min.js"></script>
 </body>
</html>